Proprietà:Invented by
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Inventore o inventori che hanno presentato un brevetto, da indicare con nome e cognome, separato da virgole se sono più di uno. Usare il campo Inventor riportato dall'EPO o dall'ufficio americano dei brevetti.
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Guy Frédéric Rigondaud +
Theodor Kovacs +
Hendrik Karel Domenicus van den Bussche +
Theodor Kovacs +
Alberto Del Piero +
Nolan Kent Rhoades +
N. V. Vulpenhouderfabriek Union +
Theodor Kovacs +
Umberto Legnani +
Theodor Kovacs +
Umberto Legnani +
Umberto Legnani +
Umberto Legnani +
Duncan Cameron +
Louis Badois +
Alexander Munro +
Eduard Reisert +
George Sweetser +
Eduard Penkala +
Charles A. Faber +
Morris W. Moore +
Cecil Bristow +
Paul E. Wirt +
Duncan Cameron +
William F. Cushman +
William F. Cushman +
Ernest M. Wade +
Etienne Forbin +
Ernest M. Wade +
Julius L. Schnell +
Edwin F. Britten +
Duncan Cameron +
Charles R. Keeran +
Jörgen Thorvald Andersen +
Osmond Blythe Wade +
Osmond Blythe Wade +
Paul-Leonide Baudry +
Alice Edna Wade +
Berchtold & Kunz +
William P. De Witt +
Duncan Cameron +
Louis Badois +
Theodor Kovacs +
Alice Edna Wade +
Jean-Marie Cavaillé +
Charlesworth Livsey +
Samuel Wade +
Edward Stephen Sears +
William Livsey +
Leslie Roy Wade +
Etienne Luciani-Tournon +
Karl Fend +
Herbert Gornell +
Louis Badois +
Lucien Claret +
Henri Borrus +
Theodor Kovacs +
Theodor Kovacs +
Yves Zuber +
Yves Zuber +
Eugene Moreau +
Yves Zuber +
Leslie Roy Wade +
Wenzel Franz Brynda +
Yves Zuber +
Pierre-Marie-Joseph Ledieu +
Yves Zuber +
Louis Badois +
Yves Zuber +
Charlesworth Livsey +
Yves Zuber +
Yves Zuber +
Yves Zuber +
Leopold Kutter +
Joseph Michel Alphonse Luis Carre +
Yves Zuber +
Armando Simoni +
Yves Zuber +
Yves Zuber +
Firme G. Rau +
Yves Zuber +
Yves Zuber +
Yves Zuber +
Giuseppe Tibaldi +
Firme G. Rau +
Arthur Gilbert +
Firme G. Rau +
Leopold Kutter +
Lous Moratille +
Ourest Pousino +
Yves Zuber +
Yves Zuber +
Firme G. Rau +
Yves Zuber +
Louis Badois +
Leopold Kutter +
Mark Sydney Finburgh +
Robert Jean Jacques Hallauer +
Charles Abel +
Kurt Fend +
Robert Jean Jacques Hallauer +
Johannes Iversen +
Kurt Fend +
Kabushikikaisha Namiki Seisaku +
Compagnie des Encres +
Friedrich Grube +
Fernand Victor Désiré Albert Outrequin +
Lucien Claret +
Orlando Quadretti +
Emile Henry Jules Thinard +
Lucien Claret +
Lucien Claret +
Thomas F. Brinson +
William F. Johnson +
Léon-Victor Roussel +
Henri Borrus +
Serge-Ernest Detanne +
Frederick R. Wittnebert +
Emile Henry Jules Thinard +
Armand-Lucien Claret +
Armando Simoni +
Pierre-Marie-Joseph Ledieu +
Pierre Poyenar +
Duncan Cameron +
Derrick John Silver +
Cecil Bristow +
Edwards Ernest Ethelbert +
William I. Ferris +
Edwards Ernest Ethelbert +
William Livsey +
Duncan Cameron +
John James +
Edwards Ernest Ethelbert +
Felix Riesenberg +
Brook Arthur Denis +
Osmond Blythe Wade +
Osmond Blythe Wade +
Jörgen Thorvald Andersen +
Alice Edna Wade +
George Davies +
Duncan Cameron +
Alice Edna Wade +
John Edward Hayes +
Jean-Marie Cavaillé +
William P. De Witt +
Louis Badois +
Donald Ladd +
George Davies +
Eric Ernest Samuel Wade +
William Livsey +
Edward Stephen Sears +
Louis Badois +
Eduard Reisert +
Eduard Reisert +
Eduard Reisert +
William Wells Sanford +
William Wells Sanford +
Eduard Reisert +
Frank M. Kegrize +
Benjamin William Warwick +
Evelyn De La Rue +
Cecil Bristow +
George Sweetser +
Duncan Cameron +
Evelyn De La Rue +
Cecil Bristow +
Eduard Penkala +
Eduard Penkala +
George Sweetser +
Duncan Cameron +
Cecil Bristow +
Alexander Munro +
Osmond Blythe Wade +
Duncan Cameron +
Duncan Cameron +
Eduard Penkala +
Alexander Munro +
Duncan Cameron +
William I. Ferris +
Ernest M. Wade +
William A. Welty +
Alexander Munro +
Herbert Gornell +
Ryosuke Namiki +
Alexander Munro +
Felix Riesenberg +
Levi D. Van Valenburg +
Francis W. Vaughn Jr. +
Alfred Farmer +
Cecil Bristow +
Cecil Bristow +
Ernest M. Wade +
Ernest M. Wade +
Felix Riesenberg +
Alfred Farmer +
Ernest M. Wade +
Harry Alphonse Widmer +
Alfred Soennecken +
Cecil Bristow +
Cecil Bristow +
Ernest M. Wade +
Alexander Munro +
Cecil Bristow +
George M. Kracker +
Cecil Bristow +
Ryosuke Namiki +
Leslie Roy Wade +
William Livsey +
Herbert Gornell +
Louis Badois +
Alexander Munro +
William Livsey +
Karl Fend +